6630158 has 4 divisors (see below), whose sum is σ = 9945240. Its totient is φ = 3315078.

The previous prime is 6630157. The next prime is 6630163. The reversal of 6630158 is 8510366.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6630158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6630157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1657538 + ... + 1657541.

It is an arithmetic number, because the mean of its divisors is an integer number (2486310).

Almost surely, 2^6630158 is an apocalyptic number.

6630158 is a deficient number, since it is larger than the sum of its proper divisors (3315082).

6630158 is a wasteful number, since it uses less digits than its factorization.

6630158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3315081.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 6630158 is about 2574.9093187916. The cubic root of 6630158 is about 187.8630170089.

The spelling of 6630158 in words is "six million, six hundred thirty thousand, one hundred fifty-eight".